20156383366

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1\times {\mathrm{68147}}^1$

素因数の和:68764

約数の個数: 32

約数和(自身を含む): 35550358272

約数和(自身を除く): 15393974906

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 571, 1142, 3997, 7994, 21127, 42254, 68147, 136294, 147889, 295778, 477029, 954058, 2521439, 5042878, 17650073, 35300146, 38911937, 77823874, 272383559, 544767118, 1439741669, 2879483338, 10078191683, 20156383366]

約数ペア:

[(1, 20156383366), (2, 10078191683), (7, 2879483338), (14, 1439741669), (37, 544767118), (74, 272383559), (259, 77823874), (518, 38911937), (571, 35300146), (1142, 17650073), (3997, 5042878), (7994, 2521439), (21127, 954058), (42254, 477029), (68147, 295778), (136294, 147889)]